Section 215.127 - Defective draft arrangementA railroad may not place or continue in service a car, if-
(a) The car has a draft gear that is inoperative;(b) The car has a broken yoke;(c) An end of car cushioning unit is-(1) Leaking clearly formed droplets; or(d) A vertical coupler pin retainer plate-(1) Is missing (except by design); or(2) Has a missing fastener;(e) The car has a draft key, or draft key retainer, that is-(f) The car has a missing or broken follower plate.